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用近似凸性研究预不变拟凸函数(英文) 被引量:1

To Study Prequasi-Invex Functions by Applying Nearly Convexity
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摘要 用集合的近似凸性来研究函数的预不变拟凸性.在较弱的假设下,获得了预不变拟凸函数的一些等价条件. Prequabi- invex functions are studied by applying nearly convexity of sets. Under weaker assumPtions, some equivalent conditions for prequasi- invexity are derived.
作者 焦合华
出处 《吉林师范大学学报(自然科学版)》 2007年第4期16-19,共4页 Journal of Jilin Normal University:Natural Science Edition
基金 The Science and Technology Bureau of Chongqing Province(KJ051307,041302) the Science Foundation of Yangtze Normal University
关键词 近似凸集 不变凸集 预不变拟凸函数 下半连续 Nearly convex sets,invex sets, prequasi- invex functions, lower semicontinuity
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参考文献6

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  • 3Jeyakumar v. Inequality Systems and Optimization[J] .J Math Anal Appl, 1991,159(1) :51 - 71.
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